Much like the Japanese fire escape, the Latin fire drill involves having sex on a car at a stop light (much like Chinese fire drill) but has the added requirement that all participants must be wearing sombreros and a mariachi band must be in attendance, preferably emerging from the trunk of the car
"Damn John, Adam had quite a large mariachi band when he preformed the Latin fire drill last week on mulberry.
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.
FRIEND A: "Did you just take a stealthie of me?"
FRIEND B (turning phone around): "no I was just using snapchat's new filter, see?"